477461561042731 has 16 divisors (see below), whose sum is σ = 488992250076160. Its totient is φ = 466098014154240.

The previous prime is 477461561042723. The next prime is 477461561042749. The reversal of 477461561042731 is 137240165164774.

It is a cyclic number.

It is not a de Polignac number, because 477461561042731 - 2³ = 477461561042723 is a prime.

It is a super-2 number, since 2×477461561042731² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477461561042701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93573375 + ... + 98543896.

It is an arithmetic number, because the mean of its divisors is an integer number (30562015629760).

Almost surely, 2^{477461561042731} is an apocalyptic number.

477461561042731 is a deficient number, since it is larger than the sum of its proper divisors (11530689033429).

477461561042731 is a wasteful number, since it uses less digits than its factorization.

477461561042731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192117706.

The product of its (nonzero) digits is 23708160, while the sum is 58.

The spelling of 477461561042731 in words is "four hundred seventy-seven trillion, four hundred sixty-one billion, five hundred sixty-one million, forty-two thousand, seven hundred thirty-one".